Description
Description
Application
Surge arrester designed to protect 12 and 24 kV class components, including transformers, equipment, cable and accessories from high voltage surges resulting from lightning or switching.
Technical characteristics
- This surge arrester is a metal oxide varistor surge arrester in an elbow configuration.
- Each arrester is tested for AC withstand, partial discharge and critical voltage prior to leaving the factory.
Design 156SA
Design 2 156SA
Characteristics
Characteristics
Electrical characteristics
Electrical characteristics
High current impulse withstand
40 kA
Lightning current residual voltage [8/20 µs] @ 5 kA
54.5 kV
Max. continuous operating voltage Uc
12.5 kV
Nominal discharge current In
5 kA
Rated voltage Ur
15 kV
Steep current residual voltage @ 5 kA [1/20 µs]
62.5 kV
Usage characteristics
Usage characteristics
Interface
A (250 A)
Resources
Resources
Selling & delivery Information
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